From mboxrd@z Thu Jan 1 00:00:00 1970 From: eric@eukrea.com (=?utf-8?q?Eric=20B=C3=A9nard?=) Date: Thu, 27 May 2010 19:53:48 +0200 Subject: [PATCH] net/fec: fix pm to survive to suspend/resume In-Reply-To: <536177.31761.qm@web51001.mail.re2.yahoo.com> References: <536177.31761.qm@web51001.mail.re2.yahoo.com> Message-ID: <1274982828-13082-1-git-send-email-eric@eukrea.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org * with this patch, if the connection if active before suspend, it will be active after resume. * before this patch, it was necessary to close the interface and reopen it to recover the connection. Signed-off-by: Eric B?nard Cc: s.hauer at pengutronix.de Cc: sshtylyov at mvista.com Cc: linux-arm-kernel at lists.infradead.org Cc: fabioestevam at yahoo.com Cc: netdev at vger.kernel.org --- drivers/net/fec.c | 10 +++++++--- 1 files changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/net/fec.c b/drivers/net/fec.c index 9b4e8f7..1521972 100644 --- a/drivers/net/fec.c +++ b/drivers/net/fec.c @@ -1974,10 +1974,11 @@ fec_suspend(struct platform_device *dev, pm_message_t state) struct fec_enet_private *fep; if (ndev) { - fep = netdev_priv(ndev); if (netif_running(ndev)) { + fep = netdev_priv(ndev); + netif_stop_queue(ndev); netif_device_detach(ndev); - fec_stop(ndev); + clk_disable(fep->clk); } } return 0; @@ -1987,11 +1988,14 @@ static int fec_resume(struct platform_device *dev) { struct net_device *ndev = platform_get_drvdata(dev); + struct fec_enet_private *fep; if (ndev) { if (netif_running(ndev)) { - fec_enet_init(ndev, 0); + fep = netdev_priv(ndev); + clk_enable(fep->clk); netif_device_attach(ndev); + netif_start_queue(ndev); } } return 0; -- 1.6.3.3